<div class="head">
<!--<img src="/img/logo" class="logo" alt="logo"/> -->
	<p style="font-size:20px;margin-left:40px;">惠普耗材管理系统</p>
	<?php
	if ($userInfo){
		echo "<div style='float:right;margin:-15px 40px 0 0;'><span style='margin-right:20px;'>用户：{$userInfo['username']}</span><a href='/logout.php'>退出</a></div>";
	}
	?>
</div>